参数资料
型号: MC9S08QA2CDNE
厂商: Freescale Semiconductor
文件页数: 23/32页
文件大小: 0K
描述: IC MCU 8BIT 2K FLASH 8-SOIC
产品培训模块: 8-Bit Microcontroller Overview
标准包装: 98
系列: S08
核心处理器: S08
芯体尺寸: 8-位
速度: 20MHz
外围设备: LVD,POR,PWM,WDT
输入/输出数: 4
程序存储器容量: 2KB(2K x 8)
程序存储器类型: 闪存
RAM 容量: 160 x 8
电压 - 电源 (Vcc/Vdd): 1.8 V ~ 3.6 V
数据转换器: A/D 4x10b
振荡器型: 内部
工作温度: -40°C ~ 85°C
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
产品目录页面: 728 (CN2011-ZH PDF)
MCU Block Diagram
MC9S08QA4 Series MCU Data Sheet, Rev. 3
Freescale Semiconductor
3
1
MCU Block Diagram
The block diagram, Figure 1, shows the structure of the MC9S08QA4 MCU.
Figure 1. MC9S08QA4 Series Block Diagram
2
Pin Assignments
This section shows the pin assignments in the packages available for the MC9S08QA4 series.
USER FLASH
USER RAM
(MC9S08QA4 = 4096 BYTES)
HCS08 CORE
CPU
BDC
NOTES:
1 Port pins are software configurable with pullup device if input port.
2 Port pins are software configurable for output drive strength.
3 Port pins are software configurable for output slew rate control.
4 IRQ contains a software configurable (IRQPDD) pullup device if PTA5 enabled as IRQ pin function (IRQPE = 1).
5 RESET contains integrated pullup device if PTA5 enabled as reset pin function (RSTPE = 1).
6 PTA4 contains integrated pullup device if BKGD enabled (BKGDPE = 1).
7 When pin functions as KBI (KBIPEn = 1) and associated pin is configured to enable the pullup device, KBEDGn can
be used to reconfigure the pullup as a pulldown device.
16-BIT TIMER/PWM
MODULE (TPM)
HCS08 SYSTEM CONTROL
RESETS AND INTERRUPTS
MODES OF OPERATION
POWER MANAGEMENT
RTI
COP
IRQ
LVD
8-BIT MODULO TIMER
MODULE (MTIM)
(MC9S08QA2 = 2048 BYTES)
VOLTAGE REGULATOR
PORT
A
PTA5//IRQ/TCLK/RESET
PTA4/ACMPO/BKGD/MS
PTA3/KBIP3/ADP3
PTA2/KBIP2/ADP2
PTA1/KBIP1/ADP1/ACMP–
PTA0/KBIP0/TPMCH0/ADP0/ACMP+
8-BIT KEYBOARD
INTERRUPT MODULE (KBI)
(MC9S08QA4 = 256 BYTES)
(MC9S08QA2 = 160BYTES)
DEBUG MODULE (DBG)
ANALOG COMPARATOR
(ACMP)
16 MHz INTERNAL CLOCK
SOURCE (ICS)
VSS
VDD
VSSA
VDDA
VREFL
VREFH
4
ANALOG-TO-DIGITAL
CONVERTER (ADC)
10-BIT
TPMCH0
ACMPO
ACMP–
TCLK
BKGD/MS
IRQ
ACMP+
4
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